cyc-H2COC:
- Formula: C2H2O
- Molecular weight: 42.0367
- Information on this page:
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Vibrational and/or electronic energy levels
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Marilyn E. Jacox
State: ?
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| Txd = 30860 | Ar,N2 | Maier, Reisenauer, et al., 1999 | |||||
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| a' | 2 | Ring deform. | 1470.8 | m | N2 | IR | Maier, Reisenauer, et al., 1999 |
| 3 | CH2 scissors | 1375.1 | m s | N2 | IR | Maier, Reisenauer, et al., 1999 | |
| 4 | CH2 wag | 1078.5 | w | N2 | IR | Maier, Reisenauer, et al., 1999 | |
| 5 | Ring deform. | 830.1 | vs | N2 | IR | Maier, Reisenauer, et al., 1999 | |
| 6 | Ring deform. | 778.1 | w m | N2 | IR | Maier, Reisenauer, et al., 1999 | |
Additional references: Jacox, 2003, page 266
Notes
| w | Weak |
| m | Medium |
| s | Strong |
| vs | Very strong |
| x | Energy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state. |
| d | Photodissociation threshold |
References
Go To: Top, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Maier, Reisenauer, et al., 1999
Maier, G.; Reisenauer, H.P.; Cibulka, M.,
Oxiranyliden,
Angew. Chem., 1999, 111, 1-2, 110, https://doi.org/10.1002/(SICI)1521-3757(19990115)111:1/2<110::AID-ANGE110>3.0.CO;2-Q
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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